Add JSONInputComponent to load JSON object as input

src/backend/langflow/components/inputs/JSONInput.py

@@ -0,0 +1,30 @@
+import ast
+import json
+
+from langflow import CustomComponent
+from langflow.schema import Record
+
+
+class JSONInputComponent(CustomComponent):
+    display_name = "JSON Input"
+    description = "Load a JSON object as input."
+
+    def build_config(self):
+        return {
+            "json_str": {
+                "display_name": "JSON String",
+                "multiline": True,
+                "info": "The JSON string to load.",
+            }
+        }
+
+    def build(self, json_str: str) -> Record:
+        try:
+            data = json.loads(json_str)
+        except json.JSONDecodeError:
+            try:
+                data = ast.literal_eval(json_str)
+            except (SyntaxError, ValueError):
+                raise ValueError("Invalid JSON string.")
+        record = Record(data=data)
+        return record